dridex | 8ea1f9806c7a1fb607d0bf4226cbd29f11dc170ed75478313a2f53a2bf357b81

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:49

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General

Target

JaffaCakes118_8ea1f9806c7a1fb607d0bf4226cbd29f11dc170ed75478313a2f53a2bf357b81.dll
Size

184KB
MD5

c45a0ddce220fa67388e8f9e03b5084f
SHA1

bceefc8a5a88e7b8a6a794a92d82d9eec9cd4549
SHA256

8ea1f9806c7a1fb607d0bf4226cbd29f11dc170ed75478313a2f53a2bf357b81
SHA512

ff05bc3630d480ddfd1fdd2acec4a24577e8992140a6cf7b37d3dba66cdf5dbacb5e19afd60bb4fc5d395bb8908abf218f9e12a86479d3d3a9edd0f10a75ec43
SSDEEP

3072:oJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jga//2uFrSc:lfYOX+wTScR/Xzku9LVw/uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2684-1-0x0000000074E00000-0x0000000074E2F000-memory.dmp	dridex_ldr
behavioral1/memory/2684-2-0x0000000074E00000-0x0000000074E2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2684	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2684 wrote to memory of 2788	2684	rundll32.exe	31
PID 2684 wrote to memory of 2788	2684	rundll32.exe	31
PID 2684 wrote to memory of 2788	2684	rundll32.exe	31
PID 2684 wrote to memory of 2788	2684	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ea1f9806c7a1fb607d0bf4226cbd29f11dc170ed75478313a2f53a2bf357b81.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8ea1f9806c7a1fb607d0bf4226cbd29f11dc170ed75478313a2f53a2bf357b81.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 220
    3⤵
    - Program crash
    PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2684-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2684-1-0x0000000074E00000-0x0000000074E2F000-memory.dmp

Filesize
188KB

Download
memory/2684-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2684-2-0x0000000074E00000-0x0000000074E2F000-memory.dmp

Filesize
188KB

Download